The Kepler-340 system contains 2 exoplanets. It is located 2637.83 light years away from the solar system.
| Mass | 1.65 solar masses |
| Radius | 1.85 solar radiae |
| Temperature | 6620 kelvin |
| Stellar Metallicity | 0.06 decimal exponent |
| Age | 1.29 billion years |
At more than 10 Earth masses, Kepler-340 b is an ice giant, a planet that is made up mostly of volatiles like water, amonia and methane, and enveloped by a dense hydrogen and helium atmosphere, much like Uranus and Neptune.
| Mass | 6.940 Earth masses |
| Density | 2.350 grams per cubic centimeter |
| Radius | 2.530 Earth radiae |
| Semi-major Axis | 0.134 AU |
| Eccentricity | 0 |
| Orbital Period | 14.844 days |
| Discovery Method | Transit |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2014-03 |
| Reference | Rowe et al. 2014 |
At more than 10 Earth masses, Kepler-340 c is an ice giant, a planet that is made up mostly of volatiles like water, amonia and methane, and enveloped by a dense hydrogen and helium atmosphere, much like Uranus and Neptune.
| Mass | 11.300 Earth masses |
| Density | 1.620 grams per cubic centimeter |
| Radius | 3.370 Earth radiae |
| Semi-major Axis | 0.178 AU |
| Eccentricity | 0 |
| Orbital Period | 22.825 days |
| Discovery Method | Transit |
| Discovery Facility | Kepler |
| Discovery Telescope | 0.95 m Kepler Telescope |
| Discovery Instrument | Kepler CCD Array |
| Discovery Date | 2014-03 |
| Reference | Rowe et al. 2014 |